def test(self):
checker = os.path.expandvars(
"$GAFFER_ROOT/python/GafferCortexTest/images/checker.exr")
checker = IECore.Reader.create(checker).read()
node = GafferCortex.ObjectWriter()
node["fileName"].setValue(self.__exrFileName)
node["in"].setValue(checker)
self.assertEqual(node["fileName"].getValue(), self.__exrFileName)
self.assertEqual(node["in"].getValue(), checker)
# check that there are plugs for the writer parameters,
# but not for the fileName parameter.
writer = IECore.Writer.create(checker, self.__exrFileName)
for k in writer.parameters().keys():
if k != "fileName" and k != "object":
self.failUnless(k in node["parameters"])
self.failIf("fileName" in node["parameters"])
# check that saving it works
self.failIf(os.path.exists(self.__exrFileName))
with Gaffer.Context():
node["task"].execute()
self.failUnless(os.path.exists(self.__exrFileName))
checker2 = IECore.Reader.create(self.__exrFileName).read()
self.assertEqual(checker, checker2)
def testHash(self):
c = Gaffer.Context()
c.setFrame(1)
c2 = Gaffer.Context()
c2.setFrame(2)
s = Gaffer.ScriptNode()
s["n"] = GafferCortex.ObjectWriter()
# no file produces no effect
self.assertEqual(s["n"].hash(c), IECore.MurmurHash())
# no input object produces no effect
s["n"]["fileName"].setValue(self.__exrFileName)
self.assertEqual(s["n"].hash(c), IECore.MurmurHash())
# now theres a file and object, we get some output
s["sphere"] = GafferTest.SphereNode()
s["n"]["in"].setInput(s["sphere"]["out"])
self.assertNotEqual(s["n"].hash(c), IECore.MurmurHash())
# output doesn't vary by time
self.assertEqual(s["n"].hash(c), s["n"].hash(c2))
# output varies by time since the file name does
s["n"]["fileName"].setValue(self.__exrSequence.fileName)
self.assertNotEqual(s["n"].hash(c), s["n"].hash(c2))
def testExtraneousPlugsAfterSerialisation(self):
s = Gaffer.ScriptNode()
s["n"] = GafferCortex.ObjectWriter()
s["n"]["fileName"].setValue(self.__exrFileName)
self.failUnless("parameters" in s["n"])
self.failIf("parameters1" in s["n"])
ss = s.serialise()
s = Gaffer.ScriptNode()
s.execute(ss)
self.failUnless("parameters" in s["n"])
self.failIf("parameters1" in s["n"])
def testChangingFileType(self):
checker = os.path.expandvars(
"$GAFFER_ROOT/python/GafferCortexTest/images/checker.exr")
checker = IECore.Reader.create(checker).read()
node = GafferCortex.ObjectWriter()
node["fileName"].setValue(self.__exrFileName)
node["in"].setValue(checker)
node["fileName"].setValue(self.__tifFileName)
with Gaffer.Context():
node["task"].execute()
self.failUnless(os.path.exists(self.__tifFileName))
self.failUnless(IECore.TIFFImageReader.canRead(self.__tifFileName))
def testChangingFileType(self):
checker = os.path.expandvars(
"$GAFFER_ROOT/python/GafferCortexTest/images/checker.exr")
checker = IECore.Reader.create(checker).read()
node = GafferCortex.ObjectWriter()
node["fileName"].setValue(self.__exrFileName)
node["in"].setValue(checker)
node["fileName"].setValue(self.__tifFileName)
with Gaffer.Context():
node["task"].execute()
self.assertTrue(os.path.exists(self.__tifFileName))
image = IECoreImage.ImageReader(self.__tifFileName).read()
self.assertIn("tiff:Compression", image.blindData())
def testStringSubstitutions( self ) : checker = os.path.expandvars( "$GAFFER_ROOT/python/GafferCortexTest/images/checker.exr" ) checker = IECore.Reader.create( checker ).read() node = GafferCortex.ObjectWriter() node["fileName"].setValue( self.__exrSequence.fileName ) node["in"].setValue( checker ) contexts = [] for i in self.__exrSequence.frameList.asList() : context = Gaffer.Context() context.setFrame( i ) with context : node["task"].execute() for f in self.__exrSequence.fileNames() : self.failUnless( os.path.exists( f ) )
def testHash(self):
c = Gaffer.Context()
c.setFrame(1)
c2 = Gaffer.Context()
c2.setFrame(2)
s = Gaffer.ScriptNode()
s["n"] = GafferCortex.ObjectWriter()
# no file produces no effect
with c:
self.assertEqual(s["n"]["task"].hash(), IECore.MurmurHash())
# no input object produces no effect
with c:
s["n"]["fileName"].setValue(self.__exrFileName)
self.assertEqual(s["n"]["task"].hash(), IECore.MurmurHash())
# now theres a file and object, we get some output
with c:
s["o"] = GafferTest.CachingTestNode()
s["n"]["in"].setInput(s["o"]["out"])
self.assertNotEqual(s["n"]["task"].hash(), IECore.MurmurHash())
# output doesn't vary by time
with c:
h1 = s["n"]["task"].hash()
with c2:
h2 = s["n"]["task"].hash()
self.assertEqual(h1, h2)
# output varies by time since the file name does
s["n"]["fileName"].setValue(self.__exrSequence.fileName)
with c:
h1 = s["n"]["task"].hash()
with c2:
h2 = s["n"]["task"].hash()
self.assertNotEqual(h1, h2)